Flash removal device

Abstract

A flash removal device includes a frame, a first servo motor, a bottom plate, an adapter shaft, a shaft sleeve, a radial bearing, a lower end cover, a pedestal, a pressure bearing, a base, a clamping cylinder, connecting plates, first guide rail sliding seats, first linear guide rails, mounting racks, rotary press-down cylinders, first sleeves, first bearings, first rotating shafts, a first gland, clamping rollers, etc. The flash removal device can meet the requirements of flash removal from a wheel blank, has the characteristics of simple structure, stable detection performance, high positioning precision, simple operation and the like, and is very suitable for automatic batch production.

The invention claimed is: 
     
       1. A flash removal device, comprising:
 a frame, a first servo motor, a bottom plate, an adapter shaft, a shaft sleeve, a radial bearing, a lower end cover, a pedestal, a pressure bearing, a base, a clamping cylinder, connecting plates, first guide rail sliding seats, first linear guide rails, mounting racks, rotary press-down cylinders, first sleeves, first bearings, first rotating shafts, first glands, clamping rollers, claws, guide rails, a second sleeve, a second gland, a second bearing, a shaft, a gear, a first driven pulley, a first driving pulley, a first bracket, a motor bracket, a second servo motor, a first lead screw, a second linear guide rail, a second guide rail sliding seat, a first carriage, a first lead screw nut, a second bracket, a second carriage, a third linear guide rail, a third bracket, a third guide rail sliding seat, a second lead screw, a second lead screw nut, a support, a second driven pulley, a third servo motor, a second driving pulley, limit rollers, racks, a third driven pulley, a third sleeve, a third bearing, a second rotating shaft, a third gland, flash milling tools, a third driving pulley, and a fourth servo motor; 
 wherein the first servo motor, the pedestal and the shaft sleeve are mounted on the frame through the bottom plate; an output shaft of the first servo motor is connected to the base through the adapter shaft; the radial bearing is connected to the shaft sleeve and the base respectively and enclosed in the shaft sleeve and the base by the lower end cover; the pressure bearing is mounted on the base and connected to the base; through the pressure bearing and the radial bearing, the first servo motor is configured to drive the base to rotate around an axis of the radial bearing; 
 wherein one of the guide rails, the clamping cylinder, one of the first linear guide rails and the second sleeve are mounted on the base; the second bearing and the shaft are enclosed in the second sleeve through the second gland, and the gear is mounted at an upper end of the shaft; 
 wherein left and right clamping execution structures are symmetrically mounted on the base, where each of the mounting racks is connected to a respective one of the first linear guide rails through one of the first guide rail sliding seats and one of the connecting plates; one side of each of the racks is fixed on a respective one of the mounting racks, and a second side is engaged with the gear; 
 wherein each of the first sleeves is fixed on the respective one of the mounting racks, one of the first bearings and one of the first rotating shafts are enclosed inside a corresponding one of the first sleeves through a corresponding one of the first glands, and each of the clamping rollers is mounted at an upper end of a respective one of the first rotating shafts; each of the left and right clamping execution structures comprises two of the clamping rollers distributed symmetrically; and an output shaft of the clamping cylinder is connected to one of the mounting racks on left; the limit rollers are mounted on the frame and connected to the racks, through a synchronization mechanism of the racks and the gear, the clamping cylinder is configured to drive the left and right clamping execution structures to move synchronously horizontally along the first linear guide rails to clamp and release a wheel; 
 wherein the second linear guide rail, the first bracket, the second bracket and the motor bracket are mounted on the second carriage; the second servo motor is mounted on the motor bracket; the first carriage is connected with the second linear guide rail through the second guide rail sliding seat; the first lead screw is mounted on the second carriage through the first bracket and the second bracket, and one end of the first lead screw is connected with the first driven pulley; an output shaft of the second servo motor is connected with the first driving pulley; the first lead screw nut is mounted on the first carriage, and meshes with the first lead screw; by controlling steering and a number of revolutions of the second servo motor, the second servo motor is configured to control vertical movement of the first carriage along the second linear guide rail through a transmission mechanism of synchronous pulleys; 
 wherein the third linear guide rail, the third bracket, the support and the third servo motor are mounted on the frame; the second carriage is connected to the third linear guide rail through the third guide rail sliding seat; the second lead screw is mounted on the frame through the third bracket and the support, and one end of the second lead screw is connected with the second driven pulley; an output shaft of the third servo motor is connected with the second driving pulley; the second lead screw nut is mounted on the second carriage, and meshes with the second lead screw; by controlling steering and a number of revolutions of the third servo motor, the third servo motor is configured to control horizontal movement of the second carriage along the third linear guide rail through the transmission mechanism of synchronous pulleys; and 
 wherein the fourth servo motor and the third sleeve are mounted on the first carriage; the third bearing and the second rotating shaft are enclosed in the third sleeve through the third gland; an output shaft of the fourth servo motor is connected with the third driving pulley; two ends of the second rotating shaft are connected to the third driven pulley and the flash milling tools respectively; through the transmission mechanism of synchronous pulleys, the fourth servo motor is configured to drive the flash milling tools to rotate. 
 
     
     
       2. The flash removal device according to  claim 1 , wherein two of the limit rollers are respectively connected to non-toothed sides of two of the racks on left and right such that the racks mesh with the gear, and that the left and right clamping execution structures are configured to synchronously clamp and release the wheel to ensure flash removal accuracy of the wheel.